| http://www.w3.org/ns/prov#value | - Apparatus for recording an analog signal employs n rotary heads (where n is a positive integer) which cooperate with a magnetic tape wound around a tape guide drum over an angular range of ????? (where ????? is less than or equal to 360???) and the rotary magnetic heads are rotated at a speed N (where N is greater than one) times a reference rotation speed.
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